Alarm clock



FIG. 1 is a top, front, perspective view of an alarm clock showing mynew design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof

FIG. 7 is a right side view thereof;

FIG. 8 is a cross-sectional view thereof along line 8-8 in FIG. 3;

FIG. 9 is a cross-sectional view thereof along line 9-9 in FIG. 4; and,

FIG. 10 is a cross-sectional view thereof along line 10-10 in FIG. 4.

The broken lines in the drawings illustrate environmental material thatforms no part of the claimed design.

CLAIM The ornamental design for an alarm clock, as shown and described.